Definition of hypericin in English:

hypericin

noun hʌɪˈpɛrɪsɪnˌhīˈperəs(ə)n

mass noun

A substance found in St John's wort, credited with chemical and pharmacological properties similar to those of antidepressants.
A polycyclic quinone; chemical formula: C₃₀H₁₄O₈
Example sentencesExamples
- In addition to its photodynamic properties, hypericin is also hydrophobic and binds to a variety of cell and enveloped virus membranes.
- The two compounds considered important in the plant's anti-depressant activity are hypericin and hyperforin.
- St.John's Wort contains hypericin, which inhibits monoamine oxidase, a chemical associated with depression.
- Today, St. John's wort standardized to 0.3% hypericin easily outsells its pharmaceutical rival, Prozac, and its derivatives.
- The antitumor properties of St. John's wort are attributed to hypericin, which is a powerful photosensitizer.

Origin

Early 20th century: from hypericum + -in¹.

Definition of hypericin in US English:

hypericin

nounˌhīˈperəs(ə)n

A substance found in St. John's wort, credited with chemical and pharmacological properties similar to those of antidepressants.
A polycyclic quinone; chemical formula: C₃₀H₁₄O₈
Example sentencesExamples
- Today, St. John's wort standardized to 0.3% hypericin easily outsells its pharmaceutical rival, Prozac, and its derivatives.
- In addition to its photodynamic properties, hypericin is also hydrophobic and binds to a variety of cell and enveloped virus membranes.
- The antitumor properties of St. John's wort are attributed to hypericin, which is a powerful photosensitizer.
- The two compounds considered important in the plant's anti-depressant activity are hypericin and hyperforin.
- St.John's Wort contains hypericin, which inhibits monoamine oxidase, a chemical associated with depression.

Origin

Early 20th century: from hypericum + -in.

单词	hypericin
释义	Definition of hypericin in English: hypericin noun hʌɪˈpɛrɪsɪnˌhīˈperəs(ə)n mass noun A substance found in St John's wort, credited with chemical and pharmacological properties similar to those of antidepressants. A polycyclic quinone; chemical formula: C₃₀H₁₄O₈ Example sentencesExamples In addition to its photodynamic properties, hypericin is also hydrophobic and binds to a variety of cell and enveloped virus membranes. The two compounds considered important in the plant's anti-depressant activity are hypericin and hyperforin. St.John's Wort contains hypericin, which inhibits monoamine oxidase, a chemical associated with depression. Today, St. John's wort standardized to 0.3% hypericin easily outsells its pharmaceutical rival, Prozac, and its derivatives. The antitumor properties of St. John's wort are attributed to hypericin, which is a powerful photosensitizer. Origin Early 20th century: from hypericum + -in¹. Definition of hypericin in US English: hypericin nounˌhīˈperəs(ə)n A substance found in St. John's wort, credited with chemical and pharmacological properties similar to those of antidepressants. A polycyclic quinone; chemical formula: C₃₀H₁₄O₈ Example sentencesExamples Today, St. John's wort standardized to 0.3% hypericin easily outsells its pharmaceutical rival, Prozac, and its derivatives. In addition to its photodynamic properties, hypericin is also hydrophobic and binds to a variety of cell and enveloped virus membranes. The antitumor properties of St. John's wort are attributed to hypericin, which is a powerful photosensitizer. The two compounds considered important in the plant's anti-depressant activity are hypericin and hyperforin. St.John's Wort contains hypericin, which inhibits monoamine oxidase, a chemical associated with depression. Origin Early 20th century: from hypericum + -in.
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